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Finding the Fourth Proportional to 236.92, 328.52 and 224.62

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Solution

The fourth proportional to 236.92, 328.52 and 224.62 is: 311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.92 : 328.52 = 224.62 : x
  2. Step 2: Convert to fraction form
    236.92/328.52 = 224.62/x
  3. Step 3: Cross multiply
    236.92x = 328.52 × 224.62
  4. Step 4: Simplify right side
    236.92x = 73,792.16
  5. Step 5: Solve for x
    x = 73,792.16/236.92
  6. Step 6: Final answer
    x = 311.46

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.